archimport: use safe_pipe_capture for user input

Refnames can contain shell metacharacters which need to be
passed verbatim to sub-processes. Using safe_pipe_capture
skips the shell entirely.

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Jeff King 2017-09-11 10:24:11 -04:00 committed by Junio C Hamano
parent 4d4165b80d
commit 8d0fad0a7a

View File

@ -983,7 +983,7 @@ sub find_parents {
# check that we actually know about the branch
next unless -e "$git_dir/refs/heads/$branch";
my $mergebase = `git-merge-base $branch $ps->{branch}`;
my $mergebase = safe_pipe_capture(qw(git-merge-base), $branch, $ps->{branch});
if ($?) {
# Don't die here, Arch supports one-way cherry-picking
# between branches with no common base (or any relationship
@ -1074,7 +1074,7 @@ sub find_parents {
sub git_rev_parse {
my $name = shift;
my $val = `git-rev-parse $name`;
my $val = safe_pipe_capture(qw(git-rev-parse), $name);
die "Error: git-rev-parse $name" if $?;
chomp $val;
return $val;